Z axis

For PlasmaC you should pick max limit + home.
Beware that the limits on the Z axis should be set as a normal axis, not as a mill, meaning min limit should be 0 and max limit should be where your home switch is, or near it.

In that note. What do I put in those empty box in the pnccofig wizard , see picture

Nevermind I figured it out.

can you add here the INI file or the Z sequence so others get a Better view what you did

Personal with more then 5 Plasmas in USE you shoudt shield your Z Axis against Spray water
a Backwards build of the Mechanic woudt be a better system but on not using 8hr a day it will be fine
the Ballscrew dont like the Waterdust mixed with Steel

With a little help, I figure out that the “home switch location” is the max my z axis can travel up, Away from slats. Thus “home switch location” is where You would want the z axis to move to when once it find its home/max limit.
So I my case the “positive and negative travel” boxes where throwing me off.

Homing can take a while to get your head around, this gives a fairly good description.

linuxcnc.org/docs/2.8/html/config/ini-homing.html